Data Sheet
a-Si TFT LCD Single Chip Driver
240RGBx320 Resolution and 262K color
ILI9341
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Page 96 of 233
8.2.7. Read Display Pixel Format (0Ch)
0Ch RDDCOLMOD (Read Display Pixel Format)
D/CX
RDX
WRX
D17-8 D7 D6 D5 D4 D3 D2 D1 D0 HEX
Command 0 1
↑
XX 0 0 0 0 1 1 0 0 0Ch
1
st
Parameter
1
↑
1 XX X X X X X X X X X
2
nd
Parameter
1
↑
1 XX RIM
DPI [2:0] 0 DBI [2:0] 06
Description
This command indicates the current status of the display as described in the table below:
RIM DPI [2:0]
RGB Interface Format
DBI [2:0]
MCU Interface Format
0 0
0
0
Reserved
0
0
0
Reserved
0 0
0
1
Reserved
0
0
1
Reserved
0 0
1
0
Reserved
0
1
0
Reserved
0 0
1
1
Reserved
0
1
1
Reserved
0 1
0
0
Reserved
1
0
0
Reserved
0 1
0
1
16 bits / pixel
1
0
1
16 bits / pixel
0 1
1
0
18 bits / pixel
1
1
0
18 bits / pixel
0 1
1
1
Reserved
1
1
1
Reserved
1 1
0
1
16 bits / pixel
(6-bit 3 times data transfer)
1 1
1
0
18 bits / pixel
(6-bit 3 times data transfer)
X = Don’t care
Restriction
Register
Availability
Status Availability
Normal Mode On, Idle Mode Off, Sleep Out
Yes
Normal Mode On, Idle Mode On, Sleep Out
Yes
Partial Mode On, Idle Mode Off, Sleep Out
Yes
Partial Mode On, Idle Mode On, Sleep Out
Yes
Sleep In Yes
Default
Default Value
Status
RIM DPI [2:0] DBI [2:0]
Power On Sequence
1’b0 3’b000 3’b110
SW Reset No Chang No Chang No Chang
HW Reset 1’b0 3’b000 3’b110
Flow Chart
Command
Parameter
Action
Mode
Legend
Sequential transfer
RDDCOLMOD(0Ch)
1st Parameter: Dummy Read
2nd Parameter: Send D[7:2] display pixel format status
Host
Driver
Display